using System;

​

public class Program

{

    public static void Main()

    {

        Foo foo = new Foo();

        if(foo && foo){ // Compiled to foo.false() ? foo : Foo.&(foo, foo)

            Console.WriteLine("If");

        }

    }

}

​

class Foo {

    public static bool operator true(Foo t) { 

        Console.WriteLine("True");

        return true; 

    }

    public static bool operator false(Foo t) {

        Console.WriteLine("False");

        return true; 

    }

    public static Foo operator &(Foo lhs, Foo rhs)

    {

        Console.WriteLine("&");

        return new Foo();

    }

}